1£®Why was the man later for class?

A£®He got up late.   

B£®Due to the heavy traffic.

C£®He didn’t catch the bus.

2£®What can we know from the dialogue?

       A£®A car pool is a kind of organization that owns cars and sends people to work.

       B£®Car pool is the name of a company that helps people hire cars .

       C£®People who join a car pool live nearby and ride in one car.